...键词：变压器差动保护；励磁涌流；匝间短路；TA饱和；励磁支路非线性 [gap=1564]Keywords：transformer differential protection;inrush current;internal fault;CT''s saturation;nonlinear characteristic on exci..
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proportional-differential ferential action 比例积分微分动作 differential action of transformer 变压器差动保护 proportional and differential action 比例 ; 比例微分动作 ..
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励磁涌流识别一直是电力变压器差动保护中比较关注的问题。
Inrush identification is always a key problem in power transformer current differential protection.
实际运行中，变压器差动保护可能在非故障的情况下发生误动。
In practical running, the differential protection of transformer may happen to be tripped in non fault.
介绍了用差压环流法测量变压器差动保护相位的理论依据及方法。
This paper introduces theoretical basis and method of measuring transformer differential protection phase by transformer differential circulating current method.
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